27485836828 has 6 divisors (see below), whose sum is σ = 48100214456. Its totient is φ = 13742918412.

The previous prime is 27485836771. The next prime is 27485836831. The reversal of 27485836828 is 82863858472.

It is a super-2 number, since 2×27485836828² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3435729600 + ... + 3435729607.

Almost surely, 2^27485836828 is an apocalyptic number.

It is an amenable number.

27485836828 is a deficient number, since it is larger than the sum of its proper divisors (20614377628).

27485836828 is a wasteful number, since it uses less digits than its factorization.

27485836828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6871459211 (or 6871459209 counting only the distinct ones).

The product of its digits is 41287680, while the sum is 61.

The spelling of 27485836828 in words is "twenty-seven billion, four hundred eighty-five million, eight hundred thirty-six thousand, eight hundred twenty-eight".